Climatetech finance

Long-duration energy storage

Form Energy raises $405M for its 100-hour iron-air batteries

The long-duration energy storage startup has raised a total of $1.2 billion. Form is expanding its West Virginia factory and working on its first deployments now.

By Jeff St. John . 9 October 2024

Form's factory in Weirton, West Virginia. (Form Energy)

Energy efficiency

Startup Enervee has a new way to help people finance efficient appliances

Enervee's consumer-friendly online marketplace helps utilities get energy-efficient products into more homes. Its new low-interest microloan program could expand its reach.

By Jeff St. John . 5 May 2022
Electric vehicles

Porsche investment could unlock up to a 50% boost in EV battery density

The German automaker led a $400M funding round in startup Group14, a maker of silicon anodes that will bump up battery efficiency and shorten charging times.

By Julian Spector . 4 May 2022
Podcast

Could Elon Musk’s risky Twitter takeover hurt Tesla?

How one of the biggest leveraged buyouts in U.S. history could impact America's top electric car maker.

Play

By Stephen Lacey . 4 May 2022
Solar

Largest solar power plant in US secures $1.3 billion in financing

Gemini, a massive new solar-plus-storage project in Nevada, is a bright spot for an industry that's facing myriad challenges.

By Eric Wesoff . 29 April 2022
Hydrogen

Massive green hydrogen hub in Utah wins $504M federal loan guarantee

DOE's Loan Programs Office backs a project that will convert renewable power to hydrogen, store it underground and use it to generate electricity for Utah and Los Angeles.

By Jeff St. John . 27 April 2022
Energy storage

This startup's energy storage tech is 'essentially a giant toaster'

Antora Energy has raised millions for its super-heated graphite blocks that can deliver grid power, industrial heat or both.

By Julian Spector . 13 April 2022
Electrification

Span raises $90M to make smart panels the gateway to home electrification

Tesla alum's startup sets sights on expanding markets for orchestrating solar, batteries, EVs and electric appliances.

By Jeff St. John . 22 March 2022
Clean fleets

How one California transit agency electrified its fleet 18 years ahead of schedule

The Antelope Valley Transit Authority's 87 electric buses are slashing emissions and making money.

By Julian Spector . 22 March 2022
Marine transport

Microsoft heads up $34M investment in software platform to cut cargo ship emissions

New York–based startup Nautilus Labs uses AI to boost efficiency and pare fuel use on giant ships.

By Maria Gallucci . 16 March 2022
Hydrogen

Why is California wasting millions on hydrogen fuel pumps?

Battery EVs have won the clean car race, so bankrolling a major buildout of hydrogen infrastructure seems foolish.

By Eric Wesoff . 7 March 2022